<template>
  <div class="main">
    <a-form id="formLogin" class="user-layout-login" ref="formLogin" :form="form" @submit="handleSubmit">
      <a-tabs
        :activeKey="customActiveKey"
        :tabBarStyle="{ textAlign: 'center', borderBottom: 'unset' }"
        @change="handleTabClick"
      >
        <a-tab-pane key="tab1" :tab="$t('user.login.tab-login-credentials')">
          <a-alert
            v-if="isLoginError"
            type="error"
            showIcon
            style="margin-bottom: 24px"
            :message="$t('user.login.message-invalid-credentials')"
          />
          <a-form-item>
            <a-input
              autocomplete="username"
              size="large"
              type="text"
              :placeholder="$t('user.login.username.placeholder')"
              v-decorator="[
                'username',
                {
                  rules: [
                    { required: true, message: $t('user.userName.required') },
                    { validator: handleUsernameOrEmail }
                  ],
                  validateTrigger: 'change'
                }
              ]"
            >
              <a-icon slot="prefix" type="user" :style="{ color: 'rgba(0,0,0,.25)' }" />
            </a-input>
          </a-form-item>

          <a-form-item>
            <a-input-password
              autocomplete="current-password"
              size="large"
              :placeholder="$t('user.login.password.placeholder')"
              v-decorator="[
                'password',
                { rules: [{ required: true, message: $t('user.password.required') }], validateTrigger: 'blur' }
              ]"
            >
              <a-icon slot="prefix" type="lock" :style="{ color: 'rgba(0,0,0,.25)' }" />
            </a-input-password>
          </a-form-item>
        </a-tab-pane>
        <a-tab-pane key="tab2" :tab="$t('user.login.tab-login-mobile')">
          <a-form-item>
            <a-input
              size="large"
              type="text"
              :placeholder="$t('user.login.mobile.placeholder')"
              v-decorator="[
                'mobile',
                {
                  rules: [{ required: true, pattern: /^1[34578]\d{9}$/, message: $t('user.login.mobile.placeholder') }],
                  validateTrigger: 'change'
                }
              ]"
            >
              <a-icon slot="prefix" type="mobile" :style="{ color: 'rgba(0,0,0,.25)' }" />
            </a-input>
          </a-form-item>

          <a-row :gutter="16">
            <a-col class="gutter-row" :span="16">
              <a-form-item>
                <a-input
                  size="large"
                  type="text"
                  :placeholder="$t('user.login.mobile.verification-code.placeholder')"
                  v-decorator="[
                    'captcha',
                    {
                      rules: [{ required: true, message: $t('user.verification-code.required') }],
                      validateTrigger: 'blur'
                    }
                  ]"
                >
                  <a-icon slot="prefix" type="mail" :style="{ color: 'rgba(0,0,0,.25)' }" />
                </a-input>
              </a-form-item>
            </a-col>
            <a-col class="gutter-row" :span="8">
              <a-button
                class="getCaptcha"
                tabindex="-1"
                :disabled="state.smsSendBtn"
                @click.stop.prevent="getCaptcha"
                v-text="(!state.smsSendBtn && $t('user.register.get-verification-code')) || state.time + ' s'"
              ></a-button>
            </a-col>
          </a-row>
        </a-tab-pane>
      </a-tabs>

      <a-form-item>
        <a-checkbox v-decorator="['rememberMe', { valuePropName: 'checked' }]" @change="onChange">{{
          $t('user.login.remember-me')
        }}</a-checkbox>
        <router-link :to="{ name: 'recovers', params: { user: 'aaa' } }" class="forge-password" style="float: right">{{
          $t('user.login.forgot-password')
        }}</router-link>
      </a-form-item>

      <a-form-item style="margin-top: 24px">
        <a-button
          size="large"
          type="primary"
          htmlType="submit"
          class="login-button"
          :loading="state.loginBtn"
          :disabled="state.loginBtn"
        >{{ $t('user.login.login') }}</a-button
        >
      </a-form-item>

      <div class="user-login-other">
        <span>{{ $t('user.login.sign-in-with') }}</span>
        <!-- <a>
          <a-icon class="item-icon" type="alipay-circle"></a-icon>
        </a> -->
        <a>
          <a-icon class="item-icon" style="color: #1e1e1e" type="github" @click="gotoGithub" />
        </a>
        <a> <my-icon class="item-icon" type="icon-gitee" @click="gotoGitee" /> </a>
        <router-link class="register" :to="{ name: 'register' }">{{ $t('user.login.signup') }}</router-link>
      </div>
    </a-form>

    <two-step-captcha
      v-if="requiredTwoStepCaptcha"
      :visible="stepCaptchaVisible"
      @success="stepCaptchaSuccess"
      @cancel="stepCaptchaCancel"
    ></two-step-captcha>
  </div>
</template>

<script>
// import md5 from 'md5'
import TwoStepCaptcha from '@/components/tools/TwoStepCaptcha'
import { mapActions, mapMutations } from 'vuex'
import { timeFix } from '@/utils/util'
// import { getSmsCaptcha, get2step } from '@/api/login'
import { getSmsCaptcha, giteeLogin, gitHubLogin, giteeaccessToken, getGiteeUserInfoAndLogin } from '@/api/login'
import storage from 'store'
import { Icon } from 'ant-design-vue'
import iconFront from '@/assets/icons/iconfont.js'
import { ACCESS_TOKEN } from '@/store/mutation-types'
const myIcon = Icon.createFromIconfontCN({
  scriptUrl: iconFront
})

export default {
  components: {
    TwoStepCaptcha,
    myIcon
  },
  data() {
    return {
      customActiveKey: 'tab1',
      loginBtn: false,
      // login type: 0 email, 1 username, 2 telephone
      loginType: 0,
      isLoginError: false,
      requiredTwoStepCaptcha: false,
      stepCaptchaVisible: false,
      form: this.$form.createForm(this),
      state: {
        time: 60,
        loginBtn: false,
        // login type: 0 email, 1 username, 2 telephone
        loginType: 0,
        smsSendBtn: false
      }
    }
  },
  mounted() {
    // console.log('你好')
    const aa = storage.get('loginCheck')
    this.form.setFieldsValue({ rememberMe: aa })
    if (aa) {
      const username = storage.get('username')
      this.form.setFieldsValue({ username: username })
    }
  },
  created() {
    var type = storage.get('LoginType')
    // console.log('wobah', window.location.href)
    if (type === 'Gitee') {
      this.getGiteeLogin('/auth/gitAccessToken')
    }
    if (type === 'GitHub') {
      this.getGiteeLogin('/auth/githubAccessToken')
    }

    // get2step({ })
    //   .then(res => {
    //     this.requiredTwoStepCaptcha = res.result.stepCode
    //   })
    //   .catch(() => {
    //     this.requiredTwoStepCaptcha = false
    //   })
    // this.requiredTwoStepCaptcha = true
  },
  methods: {
    ...mapActions(['Login', 'Logout']),
    ...mapMutations(['SET_TOKEN']),
    gotoGithub() {
      storage.remove('LoginType')
      storage.set('LoginType', 'GitHub')
      gitHubLogin().then((res) => {
        // console.log('地址', res.result+"&type")
        if (res.code === 200) {
          window.open(res.result, '_self')
        }
      })
    },
    gotoGitee() {
      storage.remove('LoginType')
      storage.set('LoginType', 'Gitee')
      // 认证gitee
      giteeLogin().then((res) => {
        // console.log(res.result)
        if (res.code === 200) {
          window.open(res.result, '_self')
        }
      })
    },
    logingiteAndGithub(url, accessToken) {
      const { SET_TOKEN } = this
      getGiteeUserInfoAndLogin(url, accessToken)
        .then((res) => {
          console.log(res)
          const result = res.result
          if (result !== null) {
            storage.set(ACCESS_TOKEN, result.token, new Date().getTime() + 7 * 24 * 60 * 60 * 1000)

            SET_TOKEN(result.token)
            this.loginSuccess(res)
          } else {
            this.$notification['error']({
              message: '错误',
              description: res.message,
              duration: 2
            })
            this.$router.push({ name: 'login' })
          }
        })
        .catch((err) => {
          console.log(err)
        })
    },
    getGiteeLogin(urls) {
      const url = window.location.href
      const params = new URLSearchParams(url.split('?')[1])

      // 获取 code 和 state 参数
      const code = params.get('code')
      const state = params.get('state')
      console.log(code, state)
      if (code) {
        giteeaccessToken(urls, code)
          .then((res) => {
            // console.log(res)

            // if (res.code === 500) {'/auth/getGiteeUserInfoAndLogin'
            //   this.$notification['error']({
            //     message: '错误',
            //     description: '请点击重新认证',
            //     duration: 2
            //   })
            // }
            // console.log(JSON.parse(res.result).access_token)
            // console.log('刷新相关信息', JSON.parse(res.result))
            var type = storage.get('LoginType')
            if (type === 'Gitee') {
              this.logingiteAndGithub('/auth/getGiteeUserInfoAndLogin', JSON.parse(res.result).access_token)
            } else {
              // console.log(res)

              // console.log(res.result)
              const params = new URLSearchParams(res.result)

              // 提取 access_token 的值
              const accessToken = params.get('access_token')
              this.logingiteAndGithub('/auth/getGithubUserInfoAndLogin', accessToken)
            }
          })
          .catch((err) => {
            console.log(err)
          })
      }
    },
    // handler
    handleUsernameOrEmail(rule, value, callback) {
      const { state } = this
      const regex = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+((\.[a-zA-Z0-9_-]{2,3}){1,2})$/
      if (regex.test(value)) {
        state.loginType = 0
      } else {
        state.loginType = 1
      }
      callback()
    },

    handleTabClick(key) {
      this.customActiveKey = key
      // this.form.resetFields()
    },
    handleSubmit(e) {
      e.preventDefault()
      // console.log('你好')
      const {
        form: { validateFields },
        state,
        customActiveKey,
        Login
      } = this

      state.loginBtn = true

      const validateFieldsKey = customActiveKey === 'tab1' ? ['username', 'password'] : ['mobile', 'captcha']

      validateFields(validateFieldsKey, { force: true }, (err, values) => {
        if (!err) {
          console.log('login form1', values)
          const loginParams = { ...values }
          delete loginParams.username
          loginParams[!state.loginType ? 'email' : 'username'] = values.username
          // loginParams.password = md5(values.password)
          loginParams.password = values.password
          Login(loginParams)
            .then((res) => this.loginSuccess(res))
            .catch((err) => this.requestFailed(err))
            .finally(() => {
              state.loginBtn = false
            })
        } else {
          setTimeout(() => {
            state.loginBtn = false
          }, 600)
        }
      })
    },
    getCaptcha(e) {
      e.preventDefault()
      const {
        form: { validateFields },
        state
      } = this

      validateFields(['mobile'], { force: true }, (err, values) => {
        if (!err) {
          state.smsSendBtn = true

          const interval = window.setInterval(() => {
            if (state.time-- <= 0) {
              state.time = 60
              state.smsSendBtn = false
              window.clearInterval(interval)
            }
          }, 1000)

          const hide = this.$message.loading('验证码发送中..', 0)
          getSmsCaptcha({ mobile: values.mobile })
            .then((res) => {
              setTimeout(hide, 500)
              if (res.code === 200) {
                this.$notification['success']({
                  message: '提示',
                  description: '验证码获取成功，您的验证码为：' + res.result,
                  duration: 3
                })
              }
            })
            .catch((err) => {
              setTimeout(hide, 1)
              clearInterval(interval)
              state.time = 60
              state.smsSendBtn = false
              this.requestFailed(err)
            })
        }
      })
    },
    stepCaptchaSuccess() {
      this.loginSuccess()
    },
    stepCaptchaCancel() {
      this.Logout().then(() => {
        this.loginBtn = false
        this.stepCaptchaVisible = false
      })
    },
    loginSuccess(res) {
      console.log('成功信息', res)
      // check res.homePage define, set $router.push name res.homePage
      // Why not enter onComplete
      /*
      this.$router.push({ name: 'analysis' }, () => {
        console.log('onComplete')
        this.$notification.success({
          message: '欢迎',
          description: `${timeFix()}，欢迎回来`
        })
      })
      */
      this.$router.push({ path: '/' })
      // 延迟 1 秒显示欢迎信息
      setTimeout(() => {
        this.$notification.success({
          message: '欢迎',
          description: `${timeFix()}，欢迎回来`,
          duration: 3
        })
      }, 500)
      this.isLoginError = false
    },
    requestFailed(err) {
      this.isLoginError = true
      console.log(err.message)

      this.$notification['error']({
        message: '错误',
        description: ((err.response || {}).data || {}).message || err.message || '请求出现错误啦，请稍后再试',
        duration: 4
      })
    },
    onChange(e) {
      //   // console.log(`checked = ${e.target.checked}`)
      storage.set('loginCheck', e.target.checked)
      //   // this.$store.commit('SET_LOGIN', e.target.checked)
      //   // console.log(this.$store.getters.checklogin)
      this.form.validateFields((err, values) => {
        if (!err) {
          console.log('Received values of form: ', values)
        }
        // console.log(values.username)
        if (e.target.checked) {
          storage.set('username', values.username)
        } else {
          storage.remove('username')
        }
      })
    }
  }
}
</script>

<style lang="less" scoped>
.user-layout-login {
  label {
    font-size: 14px;
  }

  .getCaptcha {
    display: block;
    width: 100%;
    height: 40px;
  }

  .forge-password {
    font-size: 14px;
  }

  button.login-button {
    padding: 0 15px;
    font-size: 16px;
    height: 40px;
    width: 100%;
  }

  .user-login-other {
    text-align: left;
    margin-top: 24px;
    line-height: 22px;

    .item-icon {
      font-size: 24px;
      color: rgba(0, 0, 0, 0.2);
      margin-left: 16px;
      vertical-align: middle;
      cursor: pointer;
      // font-family: 'iconfont';
      transition: color 0.3s;
      // &:hover {
      //   color: #1890ff !important;
      // }
    }

    .register {
      float: right;
    }
  }
}
</style>
